Finding the Fourth Proportional to 706,611.84, 975,136.88 and 384,328.96
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Solution
The fourth proportional to 706,611.84, 975,136.88 and 384,328.96 is: 530,380.79
Step by Step Solution
- Step 1: Write the proportion equation
706,611.84 : 975,136.88 = 384,328.96 : x - Step 2: Convert to fraction form
706,611.84/975,136.88 = 384,328.96/x - Step 3: Cross multiply
706,611.84x = 975,136.88 × 384,328.96 - Step 4: Simplify right side
706,611.84x = 374,773,342,948.05 - Step 5: Solve for x
x = 374,773,342,948.05/706,611.84 - Step 6: Final answer
x = 530,380.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.